/Engine/Source/Runtime/Datasmith/CADKernel/Public/CADKernel/Math/Curvature.h
constexpr const [FIsoCurvature](API\Runtime\CADKernel\CADKernel\Math\FIsoCurvature) & operator[] ( const [EIso](API\Runtime\CADKernel\CADKernel\Geo\UE__CADKernel__EIso) & Iso ) const